Mechanical Contractors Since 1940
Our Experience at Your Service

“Riddleberger Brothers is a great place to work. RBI is a place where you can make a career, not just have a short-term job. I have enjoyed my time working in the sheet metal office and duct shop. This is a great team to work with making quality products.”
Scott Helmick
Sheet Metal Input Technician, Sheet Metal Fabricator
A Place to Build a Career.
At RBI, you benefit from being part of a team while having the opportunity to grow as an individual. RBI supports professional growth with trade apprenticeships and licensure, continuing education, and management and leadership training.
A team you can trust.
With over 75 years of experience, our goal is to increase efficiencies, minimize downtime, improve comfort, and provide solutions to operational issues with prompt 24/7 response.

Resources to get the job done.
From our full team of experienced Engineers and Project Managers to our in-house production capabilities, we’re equipped to respond to our customers’ needs quickly.
Let's partner on your next project.
Featured Construction and Service Projects
What's happening at RBI?
HVAC Technician Day
To celebrate HVAC Technician Day, we treated our team to a well-deserved lunch as a small thank-you for the big role they play in keeping systems running smoothly. Our HVAC technicians bring skill, reliability, and attention to detail to every job, and their work is essential to our success. Thank you to each and…
Read More2025 United Way Day of Action
RBI team members recently joined forces with the United Way of Central Shenandoah Valley for their annual Day of Action, a community tradition spanning over 30 years. This year, we had 32 employees spread across seven different project sites, including Connections Early Learning Center, Spotswood Elementary, and Bluestone Elementary. From weeding and planting to…
Read MoreMay Safety Champion – Brandon Merica
Please join us in recognizing Brandon Merica, RBI’s Safety Champion for the month of May! His commitment to safety sets a strong example for those around him and helps ensure a safer work environment for everyone.
Read More